乙酸乙烯酯
- 网络Vinyl Acetate;EVA;vac;VAM
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对CPBA与乙酸乙烯酯的转酯化反应进行了较为系统的研究。发现异丙醚是本反应体系的理想溶剂,乙酸乙烯酯其次。
The transesterification of CPBA and vinyl acetate were systematically studied Solvent test revealed that diisopropyl ether is the ideal solvent for this reaction system , and vinyl acetate is the second one to the best .
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马来酸酐/乙酸乙烯酯/丙烯酸三元共聚物的合成及性能
Synthesis and properties of poly ( maleic anhydride / vinyl acetate / acrylic ) as scale inhibitor
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API胶主剂&改性聚乙酸乙烯酯乳液的研制
Preparation of Main Agent of API-Modified Polyvinyl Acetate Emulsion
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改性氧化淀粉填充聚乙酸乙烯酯制备API胶主剂
Preparation of API main agent using modified oxidized starch filled polyvinyl acetate emulsion
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合成了乙酸乙烯酯/顺丁烯二酸酐(VM)共聚树脂。
Vinyl acetate-maleic anhydride copolymer ( VM ) was synthesized .
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通过熔体插层制备了乙烯-乙酸乙烯酯共聚物(EVA)/粘土纳米复合材料。
The ethylene-vinyl acetate copolymer ( EVA ) / clay nanocomposites were successfully prepared through melt intercalation process .
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化学改性乙烯-乙酸乙烯酯共聚物(EVA)的形状记忆性能研究(Ⅱ)&结晶对化学交联EVA形状记忆性能的影响
Study on the Shape-memory Properties of Chemically Modified EVA (ⅱ) & Effect of Crystallinity on the Shape-memory Properties of Chemically Modified EVA
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研究了以超微细Al2O3作种子的乙酸乙烯酯的乳液聚合以及所形成的复合材料的显微结构。
The dynamics of the emulsion polymerization of vinyl acetate in the presence of ultrafine Al2O3 and microstructure of polyvinyl acetate / Al2O3 ( PVAc / Al2O3 ) composite materials were studied .
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对氢氧化钠和甲基丙烯酸(MAA)发生中和反应原位生成甲基丙烯酸钠补强乙烯乙酸乙烯酯橡胶(EVA)进行了研究。
The reinforcement of EVA by the sodium methacrylate prepared in situ from the neutral reaction of sodium hydroxide with MAA was investigated .
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介绍了乙烯&乙酸乙烯酯(EVM)共聚合物的聚合工艺、性能及应用。
Introduced the polymerization craft , performance and application of ethylene-vinyl acetate ( EVM ) copolymer .
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Ti6Al4V表面HAP/聚乙酸乙烯酯杂化陶瓷膜层的电化学合成
A Study on Hybrid Bioceramic Coatings of HAP / Poly ( Vinyl Acetate ) Co-deposited Electrochemically on Metal Surface
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采用马来酸酐接枝(乙烯/乙酸乙烯酯)共聚物[(E/VAC)-g-MAH]与尼龙6(PA6)共混制备了具有微晶物理交联结构的(E/VAC)-g-MAH/PA6形状记忆体系。
The shape memory system ( E / VAC ) - g-MAH / PA6 of microcrystalline physical crosslinking structure was prepared by blending nylon 6 and ( E / VAC ) - g-MAH .
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为了改性乙丙橡胶(EPR)膜,利用过氧化苯甲酰(BPO)引发EPR膜接枝乙酸乙烯酯(VAc),得到接枝共聚物(EPR-g-VAc)膜。
In order that ethylene propylene rubber ( EPR ) membrane was modified , the BPO induced grafting copolymerization of vinyl acetate ( VAc ) to EPR membranes were studied .
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采用SH/T1591-94检测乙酸乙烯酯(VA)含量时,氢氧化钾-乙醇标准溶液的含水量是影响测定结果的主要因素。
When the vinyl acetate content is determined using SH / T 1591 - 94 , the amount of water in potassium hydroxide-enthanol standard solution is the primary factor influencing the measuring result .
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针对聚碳酸酯(PC)/聚对苯二甲酸丁二酯(PBT)共混体系相容性差的缺点,采用(乙烯/乙酸乙烯酯)共聚物(E/VAC)作增容剂对其进行改性。
Against the deficiency of the low compatibility of polycarbonate ( PC ) / polybutylene terephthalate ( PBT ) binary blends , the blends were modified with ethylene / vinyl acetate copolymer ( E / VAC ) as compatibilizer .
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本文分别研究了在超声波辐照作用下聚乙酸乙烯酯(PVAc)和部分水解聚丙烯酰胺(HPAM)在乙醇/水(55/45)中的降解和两者的嵌段共聚反应。
The ultrasonic degradation and copolymerization of polyvinyl acetate ( PVAc ) with partially hydrolyzed polyacrylamide ( HPAM ) in ethanol / water ( 55 / 45 ) have been studied .
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将废轮胎切碎后与乙烯-乙酸乙烯酯共聚物(EVA)及沸石按一定比例混合制成一种辅助媒介,并添加至A2/O工艺的好氧段,考察了对脱氮效果的影响。
An auxiliary medium was made by mixing shredded waste tyres , ethylene vinyl acetate ( EVA ) copolymer and zeolite in certain proportion and added into aerobic zone of A2 / O process to investigate the influence on nitrogen removal efficiency .
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纳米粒子粘合剂而且还能够替代多乙酸乙烯酯、聚乙烯醇(PVA和PVOH)等,将图案碾压到纸板上。
The nanoparticle adhesives could also help replace the polyvinyl acetate , PVA , and polyvinyl alcohol , PVOH , used to help laminate graphics onto cardboard .
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聚乙烯醇(PVA)是一种可降解的化工高分子化合物,但是自然界对它的降解效率较低,在工业上它是由聚乙酸乙烯酯进行醇解反应得到的。
Poly ( vinyl alcohol ) ( PVA ) is a kind of biodegradable synthetic polymer , but in the natural environment the efficiency of PVA degradation is low , and PVA is produced by the hydrolysis of poly ( vinyl acetate ) in industry .
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研究了部分水解聚(丙烯酸甲酯-乙酸乙烯酯)高吸水性树脂-HP(MA-VAC)的制备与性质。
The synthesis and characterization of partially hydrolyzed poly ( methyl acrylate-vinyl acetate ) - HP ( MA-VAC ) were reported .
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通过氢氧化钠(NaOH)和甲基丙烯酸(MAA)的中和反应,在乙烯-乙酸乙烯酯橡胶(EVM)中原位生成甲基丙烯酸钠(NaMAA)。
Sodium methacrylate ( NaMAA ) was in situ prepared in ethylene vinyl acetate rubber ( EVM ) through the neutralization of sodium hydroxide ( NaOH ) and methacrylic acid ( MAA ) .
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介绍了使用灰钙粉和乙烯-乙酸乙烯酯共聚物(VAE)乳液配制VAE乳胶漆的技术,包括原材料的选用、配方和配制程序等;
This article has described the technology of application of sierozem powder and preparation of ethylene-ethyl acetate copolymer ( VEA ) emulsion , including selection of raw materials , formulation and preparation procedure .
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以缩醛化的聚乙烯醇作稳定剂和乳化剂复配,用种子乳液共聚法合成了具有核壳结构的粘合剂,研究了乳液的性能,并与聚乙酸乙烯酯(PVAc)乳液粘合剂作了比较。
The adhesive with core-shell structure is synthesized from the compositions containing acetylated PVA as stabilizing agent and emulsifier by seeding emulsion copolymerization . Its performance is studied and compared with polyvinyl acetate ( PVAc ) emulsion adhesive .
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结果表明,以LDPE和FVA(乙烯-乙酸乙烯酯共聚物)混合物为基础树脂的塑料保鲜膜可以延缓果蔬衰老、降低失重率、延长果蔬贮藏期、维持良好的贮藏质量和降低果蔬的变质率。
The result showed that the fresh keeping film using LDPE and EVA as base material could delay senility , decline weight loss of fruits and vegetables , prolong storage life , maintain better flavour and appearance and reduce the rot rate .
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丙烯腈/乙酸乙烯酯二元共聚物流变性能研究温敏性双亲二元共聚物的研制
Study on Amphiphilic Temperature-Sensitive Binary Copolymer and Its Phase Transition Behavior
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丙烯酸甲酯-乙酸乙烯酯共聚物基高吸水树脂合成及性能研究
Synthesis and Characterization of Super Absorbent Resin based on MA-VAc Copolymer
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影响丙烯腈和乙酸乙烯酯混合物分析因素的探讨
On Analytic Factors Affecting Mixture of Acrylic Nitrile and Acetic Ethylene Esters
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微型乙酸乙烯酯乳液聚合实验研究
Application of microscale experiment for vinyl acetate vinyl acetic ester emulsion polymerization
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白乳胶中乙酸乙烯酯及乙酸乙酯的分析
Analysis of Ethyl Acetate and Vinyl Acetate in Polyvinyl Acetate Emulsion Adhesive
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用气相色谱法研究乙酸乙烯酯不对称氢甲酰化反应中溶剂的影响
Gas Chromatographic Study of Solvent Effect of Vinyl Acetate in Asymmetric Hydroformylation